Divide the 12 balls into 4 groups of 3's.5.39.217.77:8898- c1 \$ ^( s6 r2 s3 S
Weigh group 1 & 25.39.217.77:88984 y0 G5 v( p e# m; d% f' `7 q
then weigh group 2 & 3
3 ], i' V9 g# Z+ W1 @6 ktvb now,tvbnow,bttvbIf the results are Equal & Equal, it means the ball with the different weight is in group 4.
; C( \" `0 j7 T0 q) ~0 R6 `tvb now,tvbnow,bttvbIf the results are Equal & Unequal, it means the ball is in group 3.
( g$ \ M$ V. h, Q0 [4 P; j; HIf the results are Unequal & Equal, it means the ball is in group 1.TVBNOW 含有熱門話題,最新最快電視,軟體,遊戲,電影,動漫及日常生活及興趣交流等資訊。. s3 }! [' A; |( y% t
If the results are Unequal & Unequal, it means the ball is in group 2.5.39.217.77:8898, ]4 F: a" A9 _/ a$ x5 y
tvb now,tvbnow,bttvb v- ]5 _' ` ~% l" g. S; p+ ]
Once you determine the group that contains the ball.
, _7 ^0 b5 b$ w( G+ @0 K0 [Simply weigh two of the balls |